]> git.proxmox.com Git - mirror_ubuntu-disco-kernel.git/commitdiff
userns: Fix build of drivers/staging/dgrp
authorEric W. Biederman <ebiederm@xmission.com>
Tue, 2 Oct 2012 22:37:37 +0000 (15:37 -0700)
committerEric W. Biederman <ebiederm@xmission.com>
Wed, 3 Oct 2012 16:52:08 +0000 (09:52 -0700)
Explicitly test for GLOBAL_ROOT_UID and GLOBAL_ROOT_GID
instead of using 0, allowing dgrp to compile and work
properly when user namespace support is enabled.

Cc: Bill Pemberton <wfp5p@virginia.edu>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
drivers/staging/dgrp/dgrp_common.c

index fce74e7fb83447fe3e89f6273416223846669262..3553998b72bc2758344c77dac88f1b50f72dd2a9 100644 (file)
@@ -179,9 +179,9 @@ void dgrp_carrier(struct ch_struct *ch)
  */
 int dgrp_chk_perm(int mode, int op)
 {
-       if (!current_euid())
+       if (!uid_eq(GLOBAL_ROOT_UID, current_euid()))
                mode >>= 6;
-       else if (in_egroup_p(0))
+       else if (in_egroup_p(GLOBAL_ROOT_GID))
                mode >>= 3;
 
        if ((mode & op & 0007) == op)